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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 474172Generated: October 26, 2026

Methylamine → 4-Fluoro-2-nitro-N-methylaniline

https://huagongshe.com/reaction/474172

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethylamineHCID 6329—
Reactant2,5-DifluoronitrobenzeneHCID 67767—
Product4-Fluoro-2-nitro-N-methylanilineHCID 2774662—

Reaction Steps

7.3 g 1,4-difluoro-2-nitrobenzene are slowly added to 30 ml of a 40% aqueous methylamine solution while cooling with ice and the reaction mixture is stirred for 1 hour at ambient temperature. The precipitated product is suction filtered and recrystallized from water and ethanol. 6.3 g product are obtained as a solid. M.p=74-76° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08637519B2
Source datasetuspto-grants-2014_01
ORD IDord-4ecce3855a224a32b017611e5b0df17f
Source noteuspto-grants-2014_01